Event: Division 2

PDF Excel

Opponent	Rating	Result
Roger R Pearson	1030	1 - 0
Philip N Mander	872	½ - ½
Eric Lyu	0	0 - 1
Robert Walwyn	1781	1 - 0

performance = (sum(opponents ratings) + 400(wins-losses)) / games

1021 = (3683 + 400 * (2 - 1)) / 4)